Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.157 Safari/537.36
Chrome 74
Mac OS X 10.14.4
Desktop
5 years ago
Test name Executions per second
Array concat 5368596.0 Ops/sec
spread operator 19223540.0 Ops/sec
Tests:
  • Array concat

  • spread operator